Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 2 - Graphs and Functions - 2.8 Function Operations and Composition - 2.8 Exercises - Page 286: 18

Answer

$$\color{blue}{\bf{ -7 }}$$

Work Step by Step

We are given the two functions $\bf{f}$ and $\bf{g}$ $\bf{f(x) = x^2 + 3}$ and $\bf{g(x) = -2x + 6}$ and asked to find $\bf{( \frac{f}{g} )( 5 )}=\frac{f(5)}{g(5)}$ $\frac{ 5^2 + 3 }{ -2(5) + 6 }$ $\frac{ 25 + 3 }{ -10 + 6 }$ $\frac{ 28 }{ -4 }$ $-7$ $$\color{blue}{\bf{ -7 }}$$
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